Amazon.com: Pentel Gel Ink Pen, Retractable , 0.5mm, Metal Tip, Assorted Ink Colors, Pack of 5 (BLN75BP5M)
Amazon.com: Pentel EnerGel Deluxe RTX Gel Ink Pens, 0.7 Millimeter Metal Tip, Assorted Colors, 6 Pack (BL77BP6M) : Office Products
Amazon.com: Pentel Gel Ink Pen, EnerGel RTX Gel Pens, 0.7 mm Metal Tip, Black/Silver Barrel, Blue Ink, 12 Each (BL77-C) : Office Products
EnerGel RTX Refillable Liquid Gel Pen, 0.7mm, Blue Ink 3-pk — Pentel of America, Ltd.
Amazon.com: Pentel Energel 0.5 mm Needle Tip Pens, Rtx Retractable Liquid Gel Pen, 12 Pack Of 6 Black Ink & 6 Blue Ink Pens (total Of 12 Deluxe Pens In Box) : Office Products
BL77-EX Pentel EnerGel RTX Retractable Liquid Gel Pen, (0.7mm) Metal Tip, Medium Line, Brown Ink, 12 pack (BL77-E)
Pentel EnerGel RTX Retractable Liquid Gel Pen, (0.7mm) Metal Tip, Medium Line, Blue 2-Pk - Walmart.com
Pentel Liquid Steel Tip Gel Pens - Medium Pen Point - 0.7 mm Pen Point Size - Refillable - Retractable - Assorted Gel-based Ink - Stainless Steel Tip - 8 / Pack - Direct Office Buys